Activity
From 12 Apr 2024 to 11 May 2024
10 May 2024
- 11:16 CoCoA-5 Design #610 (Closed): Variable It: assign before or after printing
- Current behaviour is acceptable (and should still be safe even if we make printing interruptible).
Closing.
- 11:07 CoCoA-5 Design #1496 (Rejected): Use "special" names for variables inside tests
- After brief discussion with Anna: KISS -- it works without problem as is, so don't waste time fixing a problem which...
- 10:50 CoCoA-5 Design #1508: Initial ring
- I'm undecided about changing the name (some beginner user might think that the name "QQxyz" has some interpretation b...
- 10:33 CoCoA-5 Support #1650: Potentially confusing prompt: waiting for semicolon
- Anna suggests
*@[[waiting for ";"]]@*
- 10:30 CoCoA-5 Support #1650: Potentially confusing prompt: waiting for semicolon
- Another suggestion
*@[[incomplete or forgot ";"?]]@*
- 10:02 CoCoA-5 Support #1650: Potentially confusing prompt: waiting for semicolon
- > How about a very succinct *@[[forgot ";"?]]@*
yes!
09 May 2024
- 20:58 CoCoALib Feature #1778: Homogenizer
- The interface in OSCAR lets the caller choose where the "new" indeterminates appear in the list of indets of the bigg...
- 20:46 CoCoALib Feature #1667: GBasis over ZZ: port to CoCoALib
- The CoCoA-5 version is in @*prototype-GBZZ.cpkg5@*.
I tried just one test, and the CoCoA-5 code was noticeably faste... - 10:24 CoCoA-5 Support #1650: Potentially confusing prompt: waiting for semicolon
- Some more thoughts:
* How long may the prompt be?
* For whom is the prompt meant to be useful?
For a complete be...
08 May 2024
- 16:56 CoCoA-5 Support #1603 (Rejected): Unhelpful behaviour in "compatibility mode": double error mesg
- John Abbott wrote:
> I'm still with *won't fix* because we have far more important things to do with our time.
> Re... - 16:53 CoCoA-5 Support #1650: Potentially confusing prompt: waiting for semicolon
- I don't mind the current message, but also...
- 16:49 CoCoA-5 Support #1566 (Closed): What does rad do?
- John Abbott wrote:
> There is no *@rad@* function in the current version of CoCoA-5.
> Close?
yes, it was a temp...
05 May 2024
- 21:01 CoCoA-5 Support #1603: Unhelpful behaviour in "compatibility mode": double error mesg
- I'm still with *won't fix* because we have far more important things to do with our time.
Reject?
- 20:57 CoCoA-5 Support #1650: Potentially confusing prompt: waiting for semicolon
- It does seem to be hard to find a better prompt without it become too long (and possibly still not covering all cases...
- 20:53 CoCoA-5 Support #1566: What does rad do?
- There is no *@rad@* function in the current version of CoCoA-5.
Close?
- 20:49 CoCoA-5 Slug #1760 (Closed): Quitting can be slow
- This has been done for some time. I'm happy enough with the behaviour... no-one else has complained. So closing.
- 20:44 CoCoA-5 Feature #97: OpenOFile
- This issue was opened 12 years ago. Have there been any complaints in that time about the differing behaviour?
Ma... - 20:17 CoCoA-5 Design #1508: Initial ring
- This issue has been dormant for too long. Here is what I now think:
* the initial ring should have a longer name, I... - 19:53 CoCoA-5 Design #1496: Use "special" names for variables inside tests
- I originally created this issue, which superficially seems reasonable.
But now I no longer recall exactly which name... - 19:45 CoCoA-5 Bug #1746: ManExamples target: need to reset VerbosityLevel
- The Control-M character seems to appear where a printed line has had a prefix elided.
It is not serious, but I wou... - 19:42 CoCoA-5 Design #610: Variable It: assign before or after printing
- I am testing the behaviour by computing a large cyclotomic polynomial (without assigning it). Then compute @1+2@ wit...
- 19:39 CoCoA-5 Design #610 (Resolved): Variable It: assign before or after printing
- I believe that the relevant spurce code is around @Interpreter.C:4187@ The line I mean is...
- 19:15 CoCoA-5 Bug #1708: Linux: just 1 executable, should be 2 (with & without readline)
- Have we made any progress with this?
Maybe it suffices to make a few small changes to the scripts which make the rel... - 19:12 CoCoA-5 Bug #1634 (In Progress): Unexpected or unhelpful error using GroebnerFanIdeals
- This specific problem does not arise on a platform with 64-bit @long@; though no doubt a larger example would eventua...
- 19:03 CoCoA-5 Bug #1435: Disable readline if input is redirected
- Here are some possibly useful links:
* *@https://stackoverflow.com/questions/5156675/how-to-use-isatty-on-cout-or-ca... - 18:54 CoCoA-5 Bug #727 (In Progress): Emacs UI: send-file (C-c C-f) should check if buffer and file are synchronized
- Here are some potentially useful links:
* *@https://superuser.com/questions/712237/safely-reload-files-which-are-cha...
02 May 2024
- 19:58 CoCoALib Feature #1815: JSON and UUID
- Another point to bear in mind is the licence of any library.
We already use BOOST in CoCoA-5, but I'm not sure wheth... - 19:46 CoCoALib Feature #1815: JSON and UUID
- I note the following link(s):
* *@https://www.boost.org/doc/libs/1_85_0/libs/json/doc/html/json/comparison.html@*
*... - 19:41 CoCoALib Feature #1815: JSON and UUID
- We should also decide which goals we have.
I'm expecting in Berlin to spend much of the time discussing and planni... - 19:29 CoCoALib Feature #1815 (In Progress): JSON and UUID
- Antony in Berlin says that they use *@rapidJSON@*; I did not enquire about UUIDs -- we can use an interim, makeshift ...
- 19:20 CoCoALib Feature #1815 (In Progress): JSON and UUID
- Investigate including a library for serializing and deserializing JSON encodings.
This includes having the ability t...
29 Apr 2024
- 21:13 CoCoALib Feature #1667: GBasis over ZZ: port to CoCoALib
- It seems that we have several implementations: some in C++, and some in CoCoA-5.
The C++ versions ought to be quicke...
26 Apr 2024
- 21:09 CoCoALib Design #1804: Use long long (at least sometimes)?
- Nico Mexis sent the following by email (a few days ago):...
25 Apr 2024
- 21:54 CoCoALib Feature #1778: Homogenizer
- This is for *JOHN* Knuckle down and do it!
- 21:53 CoCoALib Design #1414: Make class RingElemVector?
- *Yes!* We really should implement this, and preferably soon.
Maybe we can also include an auto conversion to @vecto... - 21:49 CoCoALib Design #894: strict enum types: C++11 extension
- This is one of those _mindless_ tasks to be done when the brain is taking a nap...
- 21:46 CoCoALib Design #707: MatrixOrderingMod32749Impl: test and write documentation!
- What is the status of this issue?
Not so long ago I wrote a similar class for 64-bitters where the modulus is about ... - 21:44 CoCoALib Bug #1764 (In Progress): Verbosity messages: avoid printing BIG values
- As hinted in the main description, we should also try to limit the amount of output (unless it is important to be abl...
- 21:40 CoCoALib Bug #1705: ProgressReporter: prepare for new loop?
- Maybe just *@myReset@*? Or is that too vague? It is short, which I like.
So far we have been using @myPrepareForNe...
24 Apr 2024
- 23:04 CoCoALib Feature #797: SmallFpImpl: make it faster
- I have just wasted quite a bit of time thus evening rediscovering this phenomenon... sigh!
I should consider making ...
23 Apr 2024
- 22:26 CoCoALib Design #1787: Iterator design: compatible with C++STL? Advancing beyond end?
- A quick look on StackOverflow found a discussion which claims that the C++ standard says that advancing an iterator b...
- 22:14 CoCoALib Support #1814: Ensure tests do not need too much RAM
- I created a memory leak in the gcd function for multivariate polynomials over a finite field. I have a first fix, an...
- 22:05 CoCoALib Design #1804: Use long long (at least sometimes)?
- While it might give slightly better performance to use @(unsigned) long long@ in some internal chinese-remaindering f...
- 21:57 CoCoALib Design #1572: Use noexcept
- What I meant to say in comment 9 above is: if we choose a design for iterators where @operator*@ never throws then we...
22 Apr 2024
- 22:39 CoCoALib Design #1572: Use noexcept
- According to the C++ standard, a function is either not-throwing or potentially-throwing. The ...
- 21:22 CoCoALib Design #1572: Use noexcept
- Another question is about @operator*@ for iterators: if an error is thrown when "beyond the end" then it cannot be @n...
- 21:35 CoCoALib Feature #718 (Closed): Insert calls to CheckForInterrupt
- This has been mostly done. Comment 13 above is a good strategy.
Current state is good enough, so closing. - 21:32 CoCoALib Design #934: MachineInt: change semantics?
- There are 2 designs for @MachineInt@
# internal repr is @unsigned long@ and an extra bit to indicate that the true v... - 21:26 CoCoALib Feature #1702 (In Progress): Use C++ attributes
- We should try to reduce the number of warnings (esp. when compiling in "debug" mode).
Then we can consider attribute... - 21:24 CoCoALib Design #1787: Iterator design: compatible with C++STL? Advancing beyond end?
- If iterator operators can throw then they cannot be @noexcept@ (obviously!). See issue #1572
Not sure how important... - 21:08 CoCoALib Design #1346: C++14: use the new for loop syntax where appropriate (like cocoa's foreach)
- Some files still need tp be updated: I think the "morse" files need to be updated.
The "JB" files look to scary to t... - 20:43 CoCoALib Design #1242: C++14: Use type auto where appropriate
- * @DynamicBitset@ uses iterators explicitly; maybe switch to @auto@?
* possibly review @TmpJB...@ code too?
* @Long... - 20:24 CoCoALib Design #1106 (Closed): Remove READLINE from CoCoALib
- The @configure@ script was changed some time ago; now it is clear which options are relevant to CoCoALib and which to...
- 20:21 CoCoALib Feature #1218 (Closed): 32-bit or 64-bit preprocessor macro?
- This has effectively been resolved by issue #1661. The solution there assumes **either 64-bit or 32-bit @long@**; ot...
- 20:15 CoCoALib Bug #1811 (Feedback): Check include guards
- 20:15 CoCoALib Bug #1811: Check include guards
- Thanks to Nico for the suggestion about @#pragma@. I read also the discussion about its pros and cons -- it is not c...
- 20:06 CoCoALib Bug #986: GFan: require version newer than 0.6
- I have not found any suitable macro in the gfanlib sources (v.0.6.2).
Without Anders's help we cannot really do much... - 20:00 CoCoALib Bug #1719 (Closed): FactorINT has got worse
- The current impl is good enough. It behaves well enough on the two "big" test examples listed above. If we really w...
- 19:51 CoCoALib Bug #1733 (Resolved): FactorINT: funny order
- I have adopted the simple solution of changing the documentation: previously it said nothing about the order of the f...
19 Apr 2024
- 22:10 CoCoA-5 Bug #1794 (Resolved): Do not use random inside tests!!
- @random@ is called harmlessly in @exbugs.cocoa5@.
We should check *@ErrMesg.cocoa5@* and *@test-ApproxSolve.cocoa5@*... - 17:10 CoCoA-5 Design #1709 (Closed): Test tut-CoCoLA2
18 Apr 2024
- 16:38 CoCoALib Feature #937: LinDepMill: Mill for linear dependencies
- LinDepMill could also be used by MakeTermOrdMat.
- 16:37 CoCoALib Feature #937 (In Progress): LinDepMill: Mill for linear dependencies
- I have implemented the (hidden but present) function ShapeLemma which returns the whole lex-GB when the MinPoly has m...
16 Apr 2024
- 22:46 CoCoALib Slug #1394: Oddly slow GBasis computation (slow final cleanup)
- This might be another example where "final clean up" is not instant:...
- 22:40 CoCoALib Support #1666 (In Progress): MachineInt: chase through ULL changes
- I have just removed @long long@ from @MachineInt@ (and had to change one call in @BigIntOps.C@)
There are actually *... - 22:29 CoCoALib Design #925: MachineInt or long for args which are indices (yet again)
- Indices into matrices (and other indexable objects, _e.g._ @ModuleElem@?) must be non-negative.
As already noted ind...
15 Apr 2024
- 22:27 CoCoALib Design #1804: Use long long (at least sometimes)?
- I think we are close to a decision: not to use @(unsigned) long long@ except perhaps internally.
I don't regard it a... - 22:22 CoCoALib Design #1804: Use long long (at least sometimes)?
- Winfried Bruns sent the following response by email:...
- 10:14 CoCoALib Design #1804: Use long long (at least sometimes)?
- My current thoughts are that we should avoid using LL/ULL in any (normal) user interfaces, but we may use them intern...
- 19:05 CoCoALib Support #1814: Ensure tests do not need too much RAM
- Anna thinks she has found the cause. She'll do some more tests to confirm; then we hope to fix it.
- 10:09 CoCoALib Support #1814: Ensure tests do not need too much RAM
- *Anna* plans to investigate today
- 10:09 CoCoALib Design #1800 (In Progress): Conversion from SmallPrime to UNSIGNED long?
- I am quite tempted just to try changing the automatic conversion, but this should probably also be done with some oth...
- 10:08 CoCoALib Feature #828: MachineInt: function for checking that value is greater than some lower limit (and below MAXLONG)
- I think we need a new central issue regard possible redesign of @MachineInt@
- 10:05 CoCoALib Support #1666: MachineInt: chase through ULL changes
- I wonder if this change should be reconsidered in light of the discussion in #1804?
14 Apr 2024
- 20:44 CoCoALib Design #1804: Use long long (at least sometimes)?
- To be honest, I would also rather keep support for 32-bit platforms instead of using e.g., ...
- 09:20 CoCoALib Design #1804: Use long long (at least sometimes)?
- The more I think about making a "typedef", the less I am convinced. For convenience I shall suppose it is called *@C...
13 Apr 2024
- 22:38 CoCoALib Design #1804: Use long long (at least sometimes)?
- > Personally I was hoping to drop support for 32-bit platforms, but long on MinGW is only 32-bits.
Actually, MinGW... - 22:21 CoCoALib Design #1804 (In Progress): Use long long (at least sometimes)?
- Nico sent the following comment by email:...
- 22:18 CoCoALib Design #1801 (In Progress): BuildInfo
- Here is a list of CPP symbols beginning with *@COCOA_@*
* @COCOA_ULONG2LONG@
* @COCOA_ULONGLONG2LONGLONG@
* @COCOA...
12 Apr 2024
- 19:08 CoCoA-5 Design #1709: Test tut-CoCoLA2
- I have just checked-in the changes. They should be in the next "internal" release. Hope to resolve #1814 before mak...
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